diff --git a/include/async_mqtt5/impl/read_op.hpp b/include/async_mqtt5/impl/read_op.hpp
index 741a175..1071644 100644
--- a/include/async_mqtt5/impl/read_op.hpp
+++ b/include/async_mqtt5/impl/read_op.hpp
@@ -110,10 +110,14 @@ private:
 
 	static bool should_reconnect(error_code ec) {
 		using namespace asio::error;
-		return ec == connection_aborted || ec == not_connected ||
+		// note: Win ERROR_SEM_TIMEOUT == Posix ENOLINK (Reserved)
+		return ec.value() == 1236L || /* Win ERROR_CONNECTION_ABORTED */
+			ec.value() == 121L || /* Win ERROR_SEM_TIMEOUT */
+			ec == connection_aborted || ec == not_connected ||
 			ec == timed_out || ec == connection_reset ||
 			ec == broken_pipe || ec == asio::error::eof;
 	}
+
 };
 
 
diff --git a/include/async_mqtt5/impl/write_op.hpp b/include/async_mqtt5/impl/write_op.hpp
index 690fae9..b001815 100644
--- a/include/async_mqtt5/impl/write_op.hpp
+++ b/include/async_mqtt5/impl/write_op.hpp
@@ -91,9 +91,12 @@ private:
 
 	static bool should_reconnect(error_code ec) {
 		using namespace asio::error;
-		return ec == connection_aborted || ec == not_connected
-			|| ec == timed_out || ec == connection_reset
-			|| ec == broken_pipe || ec == asio::error::eof;
+		// note: Win ERROR_SEM_TIMEOUT == Posix ENOLINK (Reserved)
+		return ec.value() == 1236L || /* Win ERROR_CONNECTION_ABORTED */
+			ec.value() == 121L || /* Win ERROR_SEM_TIMEOUT */
+			ec == connection_aborted || ec == not_connected ||
+			ec == timed_out || ec == connection_reset ||
+			ec == broken_pipe || ec == asio::error::eof;
 	}
 
 };
diff --git a/test/integration/cancellation.cpp b/test/integration/cancellation.cpp
index 2f7a834..a37f669 100644
--- a/test/integration/cancellation.cpp
+++ b/test/integration/cancellation.cpp
@@ -255,7 +255,7 @@ struct shared_test_data {
 
 	const std::string topic = "topic";
 	const std::string payload = "payload";
-	const publish_props pub_props;
+	const publish_props pub_props {};
 
 	const std::string publish_qos1 = encoders::encode_publish(
 		1, topic, payload, qos_e::at_least_once, retain_e::no, dup_e::no, {}